Senior Fullstack JavaScript Developer – Cloud & Data Solutions

Unleash innovation at the intersection of cloud, data, and full-stack development — shape sustainable solutions for a better tomorrow!

Warszawa-based opportunity with a remote work model (once every two weeks in the office).

As a Senior Fullstack JavaScript Developer – Cloud & Data Solutions, you will be working for our client, a global leader in healthcare and agriculture dedicated to solving major global challenges in the spirit of environmental care. Join a forward-thinking team developing cutting-edge solutions in crop science, contributing to sustainable farming, resilient plants, and thriving communities. Your expertise will drive the development of cloud-integrated software, data analysis tools, and innovative machine learning integrations that foster a sustainable future.

Your main responsibilities:

• Develop and support business-critical software solutions within an agile, global, product-oriented team
• Solve organization-wide challenges related to identity and account management
• Design and document technical architecture and software solutions across multiple teams
• Ensure the technical feasibility, quality, and high performance of all delivered solutions
• Evaluate and recommend new technologies to enhance efficiency and scalability
• Build and maintain relationships with key stakeholders and partner organizations
• Mentor junior engineers, fostering technical growth and innovation
• Continuously develop your technical skills and career in a fast-paced environment

You're ideal for this role if you have:

• 5+ years of experience in software development or engineering
• Strong problem-solving skills, proactive attitude, and collaborative mindset
• Deep knowledge of JavaScript, including runtimes, APIs, and ecosystem
• Extensive experience with Backend development using Node.js
• Proficiency in TypeScript, with a track record of writing clean, maintainable code
• Strong front-end skills with React, build tools, and performance optimization
• Cloud expertise – working with AWS (DynamoDB, Lambda, Step Functions)
• Product-oriented mindset – understanding business domains and proposing pragmatic solutions
• Excellent command of English and experience working in agile, product-driven organizations
• Ability to collaborate effectively with a global team across time zones
• Willingness to learn, innovate, and grow in a dynamic environment

It is a strong plus if you have:

• Knowledge of Medusa.js
• Experience with SAP and Salesforce integration

Language required for the role:

• Fluent in English with excellent communication skills

Eligibility for the role:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

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Interested? Apply now and include your CV in English or Polish, along with a statement confirming your consent to the processing and storage of your personal data.